A ventricular septal defect (VSD) is a hole in the heart. It's a common heart problem present at birth (congenital heart defect). The hole occurs in the wall that separates the heart's lower chambers (ventricles).

Understanding the Context

Diagnosis Pulmonary atresia with ventricular septal defect, also called PA-VSD, is often diagnosed during pregnancy or soon after birth. Tests Tests that may be used to diagnose pulmonary atresia with ventricular septal defect include: Pulse oximetry. For this simple test, a small sensor clips onto a hand or foot. It checks the amount of oxygen in the blood.

Key Insights

Chest X-ray. A chest X-ray shows ...